| 摘要 |
<p>Disclosed is a method for manufacturing fine mineral powder products by means of systems composed of one or more air classifiers, dust separators such as cyclones and/or filters, at least one fan, and pipes or ducts that connect said devices to conduct air. The invention is characterized in that the relative humidity of the classifying air in the air classifier is maintained within a range of 15 to 35 percent.</p> |
